Structural beam for a screen enclosure assembly



FIG. 1 is a perspective view of a structural beam for a screen enclosure assembly.

FIG. 2 is a right side view thereof.

FIG. 3 is a left side view thereof.

FIG. 4 is a front view thereof.

FIG. 5 is a rear view thereof.

FIG. 6 is a top view thereof.

FIG. 7 is a bottom view thereof; and,

FIG. 8 is another perspective view with environmental subject matter.

The drawings contain a symbolic break illustrated as dash-dot-dash lines. The portion between the break lines forms no part of the claimed design. The dash-dash-dash lines illustrated in FIG. 8 represent environmental subject matter that also forms no part of the claimed design. 

CLAIM The ornamental design for a structural beam for a screen enclosure assembly, as shown and described. 